Since Instagram is designed around mobile experience, it primarily represents as a mobile-based service rather than just a social network website. So, it is understandable that it does not have the feature to upload photos and videos without using their official phone app. So how to upload photos and videos to Instagram without your phone?

Well, there is a not-so-new and great third-party application named Gramblr to upload photos and videos to Instagram from your computer instead of your phone.

Gramblr is a desktop application that allows you to easily upload photos or videos on Instagram. There are actually multiple ways to upload photos and videos on Instagram without using a mobile device.